Me: We're doing a survey among readers of x magazine. Would you like to participate? You'd get a free subscription of..
Man: NO! I do NOT want to participate! How did you get this number? It's an UNLISTED number!
Me: I'm sorry sir, but we got the numbers directly from the client register of the magazine.
Man: Well, could you kindly call the register and tell them not to give my number out!
Me: I'm sorry, but we can't do that. You'll need to personally inform them that you don't wish any more..
Man: Well, I don't see why *I* should have to pay for that call!